cy_an的博客

awk -F':' '{ print $1}' /etc/passwd

netstat -an | grep 8080 | wc -l

free -m | sed -n '2p' | awk '{print "Mem used is "$3/$2*100"%"}'

sar -u 1 5 | sed -n '7p' | awk '{print "CPU used is "$3+$4+$5+$6+$7"%"}'

系统相关持续更新中，转载请声明1.查看CPU占用百分比sar -u 1 5 | sed -n '7p' | awk '{print "CPU used is "$3+$4+$5+$6+$7"%"}'2.查看内存占用百分比free -m | sed -n '2p' | awk '{print "Mem used is "$3/$2*100"%"}'3.查看端口长连接数量netstat -an | grep 8080 | wc -l...